SIGNIFICANT ACCOUNTING POLICIES - Schedule of Goodwill (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2023 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 677,665
Goodwill from acquisitions	6,324
Valuation adjustment	1,603
Currency translation	2,287
Ending balance	687,879
Imaging Center
Goodwill [Roll Forward]
Beginning balance	606,483
Goodwill from acquisitions	6,324
Valuation adjustment	1,603
Currency translation	1,171
Ending balance	615,581
Artificial Intelligence
Goodwill [Roll Forward]
Beginning balance	71,182
Goodwill from acquisitions	0
Valuation adjustment	0
Currency translation	1,116
Ending balance	$ 72,298